darkcomet | f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
23-04-2024 05:59

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General

Target

f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
Size

911KB
MD5

18e4e38984edab5ab98764bb562beaac
SHA1

5a1cc294d0ab762d8caa26b4b880982e3ee26096
SHA256

f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810
SHA512

e6afa794467c8183cc80c4570388bf50d8b64c0bbb2bbdeabdcebb59904343369f2434cdbb224215ce86a451b6e0f631edc82a02c295a5fc12ed93ef783f605e
SSDEEP

24576:0fQkTf4smJa44JspYmcis7jKvN8Pu/lHCHgYZgq3qXv:JkTgsLs+mcv8N8P8JCHgu6f

Score

10^/10

darkcomet slave persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Slave

runescape101.no-ip.biz:2000

Mutex

DCMIN_MUTEX-XQ22WE9

Attributes

gencode
N3uxyYQkFc3C
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuauserev = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\System\\Services\\wuauserev.exe"	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe

description	pid	Process	procid_target
PID 2816 set thread context of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe

pid	Process
2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exevbc.exe

description	pid	Process
Token: SeDebugPrivilege	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
Token: SeIncreaseQuotaPrivilege	2552	vbc.exe
Token: SeSecurityPrivilege	2552	vbc.exe
Token: SeTakeOwnershipPrivilege	2552	vbc.exe
Token: SeLoadDriverPrivilege	2552	vbc.exe
Token: SeSystemProfilePrivilege	2552	vbc.exe
Token: SeSystemtimePrivilege	2552	vbc.exe
Token: SeProfSingleProcessPrivilege	2552	vbc.exe
Token: SeIncBasePriorityPrivilege	2552	vbc.exe
Token: SeCreatePagefilePrivilege	2552	vbc.exe
Token: SeBackupPrivilege	2552	vbc.exe
Token: SeRestorePrivilege	2552	vbc.exe
Token: SeShutdownPrivilege	2552	vbc.exe
Token: SeDebugPrivilege	2552	vbc.exe
Token: SeSystemEnvironmentPrivilege	2552	vbc.exe
Token: SeChangeNotifyPrivilege	2552	vbc.exe
Token: SeRemoteShutdownPrivilege	2552	vbc.exe
Token: SeUndockPrivilege	2552	vbc.exe
Token: SeManageVolumePrivilege	2552	vbc.exe
Token: SeImpersonatePrivilege	2552	vbc.exe
Token: SeCreateGlobalPrivilege	2552	vbc.exe
Token: 33	2552	vbc.exe
Token: 34	2552	vbc.exe
Token: 35	2552	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid	Process
2552	vbc.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe

description	pid	Process	procid_target
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28
PID 2816 wrote to memory of 2552	2816	f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe	28

C:\Users\Admin\AppData\Local\Temp\f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe
"C:\Users\Admin\AppData\Local\Temp\f9c5331098f98af50128309a1af63977197619b3e272c7f246e6b873c16f5810.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2552-56-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-86-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-85-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-79-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-84-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-82-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-81-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2552-77-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-75-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2552-74-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-70-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-68-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-66-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-64-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-62-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-60-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2552-58-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2816-29-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-45-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-31-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-32-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-20-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-19-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-18-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-33-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-34-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-39-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-38-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-41-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-40-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-37-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-36-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-35-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-42-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-43-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-47-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-50-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-49-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-48-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-46-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-25-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-44-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-51-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-54-0x0000000000610000-0x0000000000710000-memory.dmp

Filesize
1024KB

Download
memory/2816-55-0x0000000000610000-0x0000000000710000-memory.dmp

Filesize
1024KB

Download
memory/2816-28-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-30-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-0-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-27-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-26-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-24-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-23-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-22-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-21-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-16-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-17-0x00000000007D0000-0x000000000088C000-memory.dmp

Filesize
752KB

Download
memory/2816-15-0x0000000074400000-0x00000000749AB000-memory.dmp

Filesize
5.7MB

Download
memory/2816-78-0x0000000075300000-0x0000000075410000-memory.dmp

Filesize
1.1MB

Download
memory/2816-14-0x0000000002390000-0x00000000023D0000-memory.dmp

Filesize
256KB

Download
memory/2816-13-0x0000000074400000-0x00000000749AB000-memory.dmp

Filesize
5.7MB

Download
memory/2816-12-0x00000000008E0000-0x00000000008F0000-memory.dmp

Filesize
64KB

Download
memory/2816-80-0x0000000074400000-0x00000000749AB000-memory.dmp

Filesize
5.7MB

Download
memory/2816-9-0x0000000075300000-0x0000000075410000-memory.dmp

Filesize
1.1MB

Download
memory/2816-11-0x00000000008E0000-0x00000000008F0000-memory.dmp

Filesize
64KB

Download
memory/2816-10-0x00000000008E0000-0x00000000008F0000-memory.dmp

Filesize
64KB

Download